<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>注册</title>
    <style>
        input::-webkit-outer-spin-button,
        input::-webkit-inner-spin-button {
            -webkit-appearance: none;
            appearance: none;
            margin: 0;
        }
    </style>
</head>
<body>
    <center>
        <h1>用户注册</h1>
        <form action="regUser" method="get">
            <table border="1">
                <tr>
                    <td>用户名</td>
                    <td><input type="text" name="username" /></td>
                </tr>
                <tr>
                    <td>密&nbsp;&nbsp;&nbsp;码</td>
                    <td><input type="password" name="password" /></td>
                </tr>
                <tr>
                    <td>昵称</td>
                    <td><input type="text" name="nickname" /></td>
                </tr>
                <tr>
                    <td>年龄</td>
                    <td><input type="number" name="age" /></td>
                </tr>
                <tr>
                    <td colspan="2" align="center">
                        <input type="submit" value="注册" />
                    </td>
                </tr>
            </table>
        </form>
    </center>
</body>
</html>